archive/dlight
Archived
1
0
Fork 0
Code Activity

Adding utils.c.

Browse source
This commit is contained in:
Henrik Hautakoski 2013-02-08 21:54:54 +01:00
parent e78f8bea4d
commit c1b99a9e7e
2 changed files with 23 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

13
utils.c Normal file
View file

@ -0,0 +1,13 @@
#include <sys/stat.h>
#include "utils.h"
int file_cmp(const char *a, const char *b) {
struct stat sa, sb;
if (stat(a, &sa) < 0 || stat(b, &sb) < 0)
return 0;
return sa.st_dev == sb.st_dev &&
sa.st_ino == sb.st_ino;
}

10
utils.h Normal file
View file

@ -0,0 +1,10 @@
#ifndef UTILS_H
#define UTILS_H
/* compare two files at a system level.
Returns a non zero value if a and b are the same file. zero otherwise.
("same" in this context is the same location on the filesystem) */
int file_cmp(const char *a, const char *b);
#endif /* UTILS_H */